[INFO] cloning repository https://github.com/tkeiyama/unsafe-os
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tkeiyama/unsafe-os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkeiyama%2Funsafe-os", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkeiyama%2Funsafe-os'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 50a13dcfb40abfd87f315f78405090fa6cc2c7c6
[INFO] testing tkeiyama/unsafe-os against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkeiyama%2Funsafe-os" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tkeiyama/unsafe-os on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-11/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/tkeiyama/unsafe-os
[INFO] finished tweaking git repo https://github.com/tkeiyama/unsafe-os
[INFO] tweaked toml for git repo https://github.com/tkeiyama/unsafe-os written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/tkeiyama/unsafe-os already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bootloader v0.9.17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5aa858e42edf9589f564ed366e44983e6adfa83657791293d37ebc739e872f72
[INFO] running `Command { std: "docker" "start" "-a" "5aa858e42edf9589f564ed366e44983e6adfa83657791293d37ebc739e872f72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5aa858e42edf9589f564ed366e44983e6adfa83657791293d37ebc739e872f72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aa858e42edf9589f564ed366e44983e6adfa83657791293d37ebc739e872f72", kill_on_drop: false }`
[INFO] [stdout] 5aa858e42edf9589f564ed366e44983e6adfa83657791293d37ebc739e872f72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aba03fe2000b1a43ed0ad7df380feae88877908f5d1845ac8c6a1ce0a187b1b5
[INFO] running `Command { std: "docker" "start" "-a" "aba03fe2000b1a43ed0ad7df380feae88877908f5d1845ac8c6a1ce0a187b1b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling bootloader v0.9.17
[INFO] [stderr]    Compiling unsafe-os v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `unsafe-os`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "aba03fe2000b1a43ed0ad7df380feae88877908f5d1845ac8c6a1ce0a187b1b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aba03fe2000b1a43ed0ad7df380feae88877908f5d1845ac8c6a1ce0a187b1b5", kill_on_drop: false }`
[INFO] [stdout] aba03fe2000b1a43ed0ad7df380feae88877908f5d1845ac8c6a1ce0a187b1b5
